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Dennis
City in Massachusetts, United States
Overview
Dennis, Massachusetts is a quintessential Cape Cod town located on the Bay and Nantucket Sound, blending sandy beaches, maritime history, and lively summer community life. Offering a mix of lively seaside villages and quiet neighborhoods, it is a year-round destination with peak popularity in the summer months for its beaches and cultural events.
Geographic Context
Jurisdiction
United States
State
Massachusetts
Population
14,674
Time Zone
America/New_York
Coordinates
41.74°, -70.19°
Key Metrics
Safety Score
87
Female Safety
85
LGBTQ+ Safety
80
Traffic Safety
82
Food Safety
95
Monthly Cost
$3,405
Local Cost
$2,300
Local Income
$3,200
Cashless
90
English
100
Temperature
10.8°C
Summer Avg
19.0°C
Winter Avg
3.0°C
Record High
27.9°C
Record Low
-14.9°C
Humidity
84%
Precipitation
1124 mm
Internet Speed
528 Mbps
Upload
39 Mbps
Latency
19 ms
City Vibrancy
4
Coworking
0
Cafes
1
Nightlife
0
Parks
3
Transport
3
Walk Score
3
Footways
6.0
Airport
HYA
Distance
10 km
Explore
Frequently Asked Questions
Data sources
Source-backed data
NASA POWER - Climate normals and monthly weather measurements rendered as city weather metrics. Updated 2026-03-22.
World Air Quality Index - Latest available city-level air quality station measurement. Updated 2025-12-05.
Ookla Open Data - Internet speed aggregates for 2024Q3 from 3 tests. Updated 2025-12-05.
OpenStreetMap - Nearby amenities counted from OpenStreetMap-derived city extracts. Updated 2025-12-06.
OpenStreetMap transport extract - Walkability, footway density, and airport access metrics derived from mapped transport features. Updated 2025-12-06.
Oyster List city price model - City price estimates calibrated from local price surveys and jurisdiction-level cost signals. Updated 2026-01-14.
Estimated data
Oyster List AI-assisted estimates - Safety, lifestyle, income, and practical scores are model-assisted estimates derived from source-backed country and city signals. Confidence 82/100.
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